NL137049B - - Google Patents

Info

Publication number
NL137049B
NL137049B NL137049DA NL137049B NL 137049 B NL137049 B NL 137049B NL 137049D A NL137049D A NL 137049DA NL 137049 B NL137049 B NL 137049B
Authority
NL
Netherlands
Application number
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of NL137049B publication Critical patent/NL137049B/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/545—Filters comprising resonators of piezoelectric or electrostrictive material including active elements
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B45/00—Complex metal compounds of azo dyes
    • C09B45/02—Preparation from dyes containing in o-position a hydroxy group and in o'-position hydroxy, alkoxy, carboxyl, amino or keto groups
    • C09B45/14—Monoazo compounds

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
NL137049D 1946-04-01 NL137049B (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US658618A US2445719A (en) 1946-04-01 1946-04-01 Electrical component

Publications (1)

Publication Number Publication Date
NL137049B true NL137049B (en:Method)

Family

ID=24641984

Family Applications (1)

Application Number Title Priority Date Filing Date
NL137049D NL137049B (en:Method) 1946-04-01

Country Status (2)

Country Link
US (1) US2445719A (en:Method)
NL (1) NL137049B (en:Method)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2515673A (en) * 1946-02-27 1950-07-18 James Knights Company Electrical component
US2665329A (en) * 1947-03-11 1954-01-05 Everett D Mccurdy Closure and terminal seal for electrolytic devices
US2575819A (en) * 1949-02-03 1951-11-20 Bell Telephone Labor Inc Crystal unit
US2640374A (en) * 1949-12-07 1953-06-02 Mack Mfg Corp Dual transmission control
US2826630A (en) * 1952-07-25 1958-03-11 Klebanoff Michael Hermetic crystal holder
US2877389A (en) * 1953-06-25 1959-03-10 Globe Union Inc Printed electronic circuit
US2945162A (en) * 1954-05-28 1960-07-12 Stewart Warner Corp Method and apparatus for assembling and interconnecting electronic apparatus
USB326592I5 (en:Method) * 1961-03-27
US3354413A (en) * 1961-11-13 1967-11-21 Kokusai Electric Co Ltd Electromechanical filter for low frequencies
US3327254A (en) * 1962-10-26 1967-06-20 Jr Joseph N Farace Filter assembly
US3209209A (en) * 1963-02-21 1965-09-28 Burroughs Corp Means for connecting electrical component to circuit board
DE1289136B (de) * 1967-11-20 1969-02-13 Siemens Ag Elektromechanischer Wandler zur Umwandlung elektrischer Schwingungen in mechanische Schwingungen
JP2007116622A (ja) * 2005-10-24 2007-05-10 Seiko Instruments Inc 圧電振動子とその製造方法、表面実装型圧電振動子とその製造方法、発振器、電子機器及び電波時計

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1833966A (en) * 1924-12-03 1931-12-01 American Telephone & Telegraph Multiplex system
US1994228A (en) * 1931-02-19 1935-03-12 Telefunken Gmbh Temperature control of piezo-electric crystal apparatus
US2171243A (en) * 1937-05-14 1939-08-29 Rca Corp Frequency control system

Also Published As

Publication number Publication date
US2445719A (en) 1948-07-20

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